Finding the Fourth Proportional to 1,667.32, 2,301.15 and 959.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.32 : 2,301.15 = 959.29 : x
2. Step 2: Convert to fraction form
   1,667.32/2,301.15 = 959.29/x
3. Step 3: Cross multiply
   1,667.32x = 2,301.15 × 959.29
4. Step 4: Simplify right side
   1,667.32x = 2,207,470.18
5. Step 5: Solve for x
   x = 2,207,470.18/1,667.32
6. Step 6: Final answer
   x = 1,323.96